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Bell & Gossett

OPTIFLO pressure-independent control valves

With the power of full modulating control and 100 percent valve authority, the OPTIFLO™ pressure independent control valve is moreover accommodated by integrated pressure and temperature ports in order to easily verify differential pressures and temperatures.


Externally adjustable automatic balance valve Operating flow rates from 0.3 to 13.2 GPM 1/2- to 1-1/4-in. sizes A desired flow within ±5 percent of setting regardless of fluctuations in system pressure